Seiko Cal. 7021 - 549

This Spring Drive model from 1978 features a 42mm Titanium case. It features a Green dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-077b540b2b06]

Also known as: Sea Horse, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1978

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